WO2020041101A1 - Procédés et ensembles d'épissage en masse de fibres optiques - Google Patents

Procédés et ensembles d'épissage en masse de fibres optiques Download PDF

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Publication number
WO2020041101A1
WO2020041101A1 PCT/US2019/046729 US2019046729W WO2020041101A1 WO 2020041101 A1 WO2020041101 A1 WO 2020041101A1 US 2019046729 W US2019046729 W US 2019046729W WO 2020041101 A1 WO2020041101 A1 WO 2020041101A1
Authority
WO
WIPO (PCT)
Prior art keywords
fiber
clamp
optical fibers
grooves
optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/US2019/046729
Other languages
English (en)
Inventor
Ted Lichoulas
Chris Donaldson
Bobby BRANKS
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AFL Telecommunications LLC
Original Assignee
AFL Telecommunications LLC
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by AFL Telecommunications LLC filed Critical AFL Telecommunications LLC
Priority to EP22202816.9A priority Critical patent/EP4163686A1/fr
Priority to US17/265,748 priority patent/US11614586B2/en
Priority to EP19762028.9A priority patent/EP3841413B1/fr
Publication of WO2020041101A1 publication Critical patent/WO2020041101A1/fr
Anticipated expiration legal-status Critical
Priority to US17/986,071 priority patent/US12078844B2/en
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/25—Preparing the ends of light guides for coupling, e.g. cutting
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2553—Splicing machines, e.g. optical fibre fusion splicer
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/255—Splicing of light guides, e.g. by fusion or bonding
    • G02B6/2555—Alignment or adjustment devices for aligning prior to splicing
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/36—Mechanical coupling means
    • G02B6/3616—Holders, macro size fixtures for mechanically holding or positioning fibres, e.g. on an optical bench

Definitions

  • the present disclosure relates generally to improved methods and assemblies which facilitate mass splicing of optical fibers.
  • Spliced fiber optic assemblies having spliced on connectors are widely utilized in a variety of fiber optic applications.
  • Application drivers include:
  • an optical fiber mass splice method may include securing a fiber clamp to a fiber setting fixture, the fiber setting fixture including a fiber alignment block and a backstop. A plurality of fiber grooves may be defined in the fiber alignment block.
  • the method may further include inserting a plurality of optical fibers into the fiber setting fixture such that each of the plurality of optical fibers is disposed in one of the plurality of fiber grooves and contacts the backstop.
  • the method may further include loading, after the inserting step, each of the plurality of optical fibers into the fiber clamp.
  • the method may further include clamping the plurality of optical fibers in the fiber clamp.
  • an optical fiber mass splice assembly is provided.
  • the optical fiber mass splice assembly may include a fiber setting fixture.
  • the fiber setting fixture may include a fiber alignment block, wherein a plurality of fiber grooves are defined in the fiber alignment block.
  • the fiber setting fixture may further include a backstop.
  • the fiber setting fixture may further include a fiber clamp mount movable relative to the fiber alignment block along at least one axis.
  • the fiber setting fixture may further include a cover removably enclosing at least a portion of the plurality of fiber grooves.
  • the optical fiber mass splice assembly may include a fiber clamp.
  • the fiber clamp may be removably securable to the fiber clamp mount.
  • the fiber clamp may include a clamp body and at least one groove defined in the clamp body.
  • the fiber clamp may further include a connector holder.
  • the connector holder may include an arm extending from the clamp body and a plurality of connector clips mounted to the arm.
  • FIG. 1 is a perspective view of a fiber clamp with a fiber optic ribbon loaded therein in accordance with embodiments of the present disclosure
  • FIG. 2 is a perspective view of a fiber clamp with a plurality of loose optical fibers loaded therein in accordance with embodiments of the present disclosure
  • FIG. 3 is a perspective view of a fiber clamp which includes a connector holder and has a plurality of loose optical fibers loaded therein in accordance with embodiments of the present disclosure
  • FIG. 4 is a perspective view of a fiber clamp which includes a connector holder and has a fiber optic ribbon loaded therein in accordance with embodiments of the present disclosure
  • FIG. 5 is a perspective view of a fiber clamp which includes a connector holder and has a plurality of loose optical fibers loaded therein in accordance with other embodiments of the present disclosure
  • FIG. 6 is a perspective view of a fiber setting fixture with a fiber clamp secured thereon in accordance with embodiments of the present disclosure
  • FIG. 7 is a perspective view of a fiber setting fixture with a fiber clamp secured thereon in accordance with other embodiments of the present disclosure
  • FIG. 8 is a perspective view of a portion of a fiber setting fixture, without a fiber clamp secured thereon, in accordance with embodiments of the present disclosure
  • FIG. 9 is a perspective view of a portion of a fiber setting fixture, with a fiber clamp secured thereon and optical fibers inserted into the fiber setting fixture and loaded into the fiber clamp, in accordance with embodiments of the present disclosure
  • FIG. 10 is a perspective view of a portion of a fiber setting fixture, with a cover removed, in accordance with embodiments of the present disclosure
  • FIG. 11 is a top view of a splicer with loaded fiber clamps positioned thereon in accordance with embodiments of the present disclosure
  • FIG. 12 is a spliced fiber optic assembly in accordance with embodiments of the present disclosure.
  • FIG. 13 is a flow chart illustrating a method in accordance with embodiments of the present disclosure.
  • assemblies 10 may, in some embodiments, be utilized in optical fiber mass splice methods in accordance with the present disclosure.
  • Assemblies 10 and methods in accordance with the present disclosure advantageously provide improve mass splicing of optical fibers which may be particularly useful in fields such as, for example, the medical field and harsh environment field.
  • assemblies 10 and methods in accordance with the present disclosure advantageously reduce the time, cost, and complexity associate with mass splicing efforts.
  • One or more fiber clamps 50 may be components of an optical fiber mass splice assembly 10 in accordance with the present disclosure.
  • a fiber clamp 50 may include a clamp body 52 in which one or more grooves 54 are defined.
  • a single groove 54 may be defined which can accommodate an optical fiber ribbon 100.
  • the optical fiber ribbon may be a standard optical fiber ribbon 100 having a ribbon coating 102 which surrounds a plurality of optical fibers 104, or may be an intermittently bonded optical fiber ribbon having a plurality of loose optical fibers 104 with intermittent bonds between various adjacent optical fibers 104 throughout the lengths thereof.
  • a plurality of grooves 54 which may be aligned in parallel, may be defined.
  • Each groove 54 may accommodate a single loose optical fiber 104. In these embodiments, such clamps 50 may thus accommodate a plurality of loose optical fibers 104.
  • grooves 54 may be utilized, grooves 54 may
  • the groove pitch may be nominal 250 micron or 200 micron.
  • the groove width may be nominal 250 micron, 200 micron, 150 micron, or 100 micron. Further, other suitable widths and pitches may be utilized as desired.
  • the groove 54 width is less than the groove 54 pitch. In these embodiments, grooves 54 are particularly advantageous for maintaining spacing during splicing.
  • a fiber clamp 50 may further include a cover 56 which may be movably connected to the clamp body 52.
  • the cover 56 may be rotatably connected to the clamp body 52.
  • the cover 56 may be movable between an open position, as shown in FIGS. 1 through 3, which allows loading and/or unloading of ribbons 100 or loose optical fibers 104 into the grooves 54, and a closed position, as shown in FIGS. 4 and 5, which clamps the ribbons 100 or loose optical fibers 104 within the fiber clamp 50.
  • a fiber clamp 50 is configured to accommodate a free plurality of optical fibers (whether in ribbon form or loose) which may, for example, be spliced to an optical fiber pigtail 110, which may for example be a pre- terminated optical fiber pigtail.
  • first fiber clamps 50 are illustrated in FIGS. 1 and 2.
  • a fiber clamp 50 is configured to accommodate an optical fiber pigtail 110.
  • Embodiments of such second fiber clamps 50” are illustrated in FIGS. 3 through 5.
  • a fiber clamp 50 may include additional components to support connectors 120 of the pigtails 110 being clamped in the fiber clamps 50.
  • Such support advantageously facilitates control of the position of the connectors 120 and length of the pigtails 110. Accordingly, a precise distance can be maintained between the splice location and the connectors 120. This is critical in, for example, medical (e.g. catheters, etc.) and connector housing applications.
  • the fiber clamp 50 may include a connector holder 60 which is connected to the clamp body 52.
  • the connector holder 60 is removable from the clamp body 52.
  • Connector holder 60 may, for example, include an arm 62 and a plurality of connector clips 64.
  • the arm 62 may be connected to the clamp body 52, and may extend from the clamp body 52.
  • the arm 62 may be cantilevered from the clamp body 52.
  • the connector clips 64 may be mounted to the arm 62, such as in exemplary embodiments removably mounted to the arm 62. In exemplary embodiments wherein the arm 62 is cantilevered from the clamp body 52, the connector clips 64 may be mounted at a free end of the arm 62 opposite a connected end of the arm 62. Each connector clip 64 may hold a connector 120 which is inserted therein and which is connected to an optical fiber 104, such as an optical fiber 104 loaded and/or clamped into the second fiber clamp 50”.
  • optical fiber mass splice assemblies 10 may include a fiber setting fixture 20.
  • the fiber setting fixture 20 may advantageously facilitate improved loading of optical fiber ribbons 100 and/or loose optical fibers 104 into fiber clamps 50.
  • An orthogonal coordinate system may be defined for the fiber setting fixture 20.
  • the coordinate system may include, for example, a longitudinal axis 22, a lateral axis 24, and a transverse axis 26, each of which may be mutually orthogonal to the other axes.
  • a fixture 20 may, for example, include a fiber alignment block 30.
  • a plurality of fiber grooves 32 which may for example be aligned in parallel, may be defined in the fiber alignment block 30.
  • Each fiber groove 32 may accommodate a portion of an optical fiber 104, such as a portion of an optical fiber 104 from a ribbon 100 (which has, for example, been stripped and/or otherwise processed as necessary) or a portion of a loose optical fiber 100 (which has, for example, been stripped and/or otherwise processed as necessary).
  • the optical fibers 104 may be inserted into the fiber setting fixture 30, such as into the fiber grooves 32 of the fiber alignment block 30, to facilitate proper alignment of the optical fibers 104 and simple, efficient loading of the optical fibers 104 into fiber clamps 50, such as for splicing purposes.
  • Fiber grooves 32 may advantageously have a groove pitch and width which corresponds to the groove pitch of the splicer 80 in which the splicing operations may be performed as discussed herein. For example, in some
  • the groove pitch may be nominal 250 micron or 200 micron.
  • the groove width may be nominal 250 micron, 200 micron, 150 micron, or 100 micron. Further, other suitable widths and pitches may be utilized as desired.
  • the groove 32 width is less than the groove 32 pitch. In these embodiments, grooves 32 are particularly advantageous for maintaining spacing during splicing.
  • the fiber grooves 32 may be oriented and extend (such as lengthwise) at an angle 34 to a plane defined by the longitudinal axis 22 and the lateral axis 24.
  • the angle 34 may, for example, be in the range between 15 degrees and 75 degrees, such as between 25 degrees and 65 degrees, such as between 35 degrees and 55 degrees, such as between 40 degrees and 50 degrees.
  • the angle of the fiber grooves 32 may advantageously facilitate proper loading of the optical fibers 104 therein.
  • Fiber setting fixture 20 may further include a backstop 36 which may, for example, be disposed proximate the block 30 and fiber grooves 32.
  • backstop 36 may be positioned at a distal end of the fiber grooves 32.
  • each optical fiber 104 of a plurality of optical fibers 104 inserted into the fiber grooves 32 is inserted to a uniform length/distance, thus ensuring precise and accurate alignment and loading into a clamp 50, such as for splicing purposes.
  • the fiber setting fixture 20 may further include a fiber clamp mount 38.
  • Each fiber clamp 50 which may for example be a component of an assembly 10, may be removably securable to the fiber clamp mount 38 to facilitate loading of optical fibers 104 therein.
  • the fiber clamp mount 38 may further be movable relative to the fiber alignment block 30, such as along at least one axis. Such movement may facilitate alignment of the one or more grooves 54 with the plurality of fiber grooves 32. Accordingly, after such alignment, optical fibers 104 may, for example, be first inserted into the fiber grooves 32 and then loaded into the one or more grooves 54. Accordingly, efficient, precise, and accurate loading into a clamp 50 is facilitated.
  • mount 38 may be movable along the lateral axis 24. Additionally or alternatively, mount 38 may be movable along the longitudinal axis 22 and/or the transverse axis 24.
  • the fiber setting fixture 20 may further include a cover 40.
  • Cover 40 may removably enclose at least a portion of the plurality of fiber grooves 32, such that optical fibers 104 being inserted into the fiber grooves 32 are inserted between the cover 40 and the block 30.
  • Cover 40 may, for example, be removably connectable to the block 30 or movably connected to the block 30.
  • the cover 40 may be disposed on the fiber alignment block 30 such that the fiber grooves 32 are at least partially enclosed.
  • the cover 40 may then be removable from the fiber grooves 32, such as via removal from the fiber alignment block 30 or movement from a closed position to an open position, to allow simple and efficient removal of the optical fibers 104 from the fiber grooves 32.
  • the cover 40 may be a magnet.
  • the cover 40 may be a hinged block or other suitable apparatus for selectively enclosing at least portions of the fiber grooves 32.
  • a method 200 in accordance with the present disclosure may, for example, include the step 210 of securing a fiber clamp 50, such as a first fiber clamp 50’ as illustrated in FIG. 6 or a second fiber clamp 50” as illustrated in FIG. 7, to a fiber setting fixture 20.
  • the fiber clamp 50 may be secured to a fiber clamp mount 38.
  • FIG. 8 illustrates a fixture 20 prior to, for example, securing of a fiber clamp 50 to a mount 38 of the fixture 20.
  • FIGS. 9 and 10 illustrate a fiber clamp 50 mounted to a mount 38 of the fixture 20.
  • a method 200 may further include the step 215 of aligning the one or more grooves 54 of the fiber clamp 50 with the plurality of fiber grooves 32 of the fiber setting fixture 20. Such alignment is illustrated, for example, by arrows in FIGS. 6 and 7.
  • a method 200 may further include the step 220 of inserting a plurality of optical fibers 104 (whether in loose form or ribbon form, as discussed herein) into the fiber setting fixture 20 such that each of the plurality of optical fibers 104 is disposed in one of the plurality of fiber grooves 32 and contacts the backstop 36.
  • a plurality of optical fibers 104 may be inserted along the lengthwise direction until each of the plurality of optical fibers 104 contacts the backstop 36.
  • a method 200 may further include the step 225 of loading each of the plurality of optical fibers 104 into the fiber clamp 50.
  • Such loading step 225 may, in exemplary embodiments, occur after the inserting step 220.
  • the clamp 50 may, for example, be in an open position for such loading.
  • Loading may include, for example, inserting the optical fibers 104 (such as of a ribbon 100, or loose optical fibers 104) into the one or more grooves 54.
  • FIG. 9 illustrates optical fibers 104 loaded into an open fiber clamp 50.
  • a method 200 may further include the step 230 of clamping the plurality of optical fibers 104 into the fiber clamp 50.
  • Such clamping step 230 may, in exemplary embodiments, occur after the loading step 225.
  • Such clamping may include moving the clamp 50 from an open position to a closed position.
  • the optical fibers 104 may be secured in position in the grooves 54.
  • FIG. 10 illustrates optical fibers 104 clamped into a fiber clamp 50.
  • a method 200 may further include the step 235 of removing the cover 40 from the plurality of fiber grooves 32. Such removing step 235 may, for example, occur after the clamping step 230.
  • FIG. 10 illustrates an assembly 10 with the cover 40 removed from the fiber grooves 32.
  • a method 200 may include the step 240 of removing the loaded and clamped fiber clamp 50 from the fiber clamp mount 28.
  • steps as discussed herein may be repeated using another plurality of optical fibers 104 and another clamp 50. For example, one or more of steps 210 through 240 may be repeated. In some
  • such steps may be performed for a first plurality of optical fibers 104’ and with a first fiber clamp 50’, and such steps may also be performed for a second plurality of optical fibers 104” and with a second fiber clamp 50”.
  • the first plurality of optical fibers 104’ may be a free plurality of optical fibers
  • the second plurality of optical fibers 104” may be an optical fiber pigtail 110.
  • method 200 may further include the step of cleaving the optical fibers 104, such as the first plurality of optical fibers 104’ and second plurality of optical fibers 104”. In exemplary embodiments, such step may occur after removal step 240.
  • method 200 may further include the step 250 of transporting a loaded and clamped fiber clamp 50 from the fiber setting fixture 20 to a splicer 80.
  • a splicer 80 Such step may, for example, occur for a loaded and clamped first fiber clamp 50’ and for a loaded and clamped second fiber clamp 50”.
  • Such step may, for example, occur after cleaving of the optical fibers 104 as discussed above.
  • a transported, loaded, and clamped first and second fiber clamp 50’, 50” in a splicer 80 is shown in FIG. 11.
  • the optical fibers 104 clamped in the fiber clamps 50 may, for example, be spliced together and/or otherwise processed.
  • first optical fibers 104’ and second optical fibers 104 may be spliced together in the splicer 80.
  • a splice protector sleeve 82 (which may, for example, be preloaded on the first optical fibers 104’ or second optical fibers 104”) may be provided on the splice which results from splicing of the first optical fibers 104’ and second optical fibers 104” together.
  • the splice protector sleeve 82 for example be formed from a heat shrink material.
  • the splice protector sleeve 82 may be heated onto the spliced together first optical fiber 104’ and second optical fiber 104” to protect the splice.
  • FIG. 12 illustrates a spliced fiber optic assembly which includes spliced together first optical fibers 104’ and second optical fibers 104” and further includes a splice protector sleeve 82 heated thereon.

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  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Mechanical Coupling Of Light Guides (AREA)

Abstract

L'invention concerne des procédés et des ensembles d'épissage en masse de fibres optiques. Un procédé peut comprendre la fixation d'une pince à fibres (50) à un dispositif de fixation de fibres (20), le dispositif de fixation de fibres (20) comprenant un bloc d'alignement de fibres (20) et une butée (36). Une pluralité de rainures de fibre (32) peuvent être formées dans le bloc d'alignement de fibres (30). Le procédé peut en outre comprendre l'insertion d'une pluralité de fibres optiques (104) dans le dispositif de fixation de fibres (20) de telle sorte que chacune de la pluralité de fibres optiques (104) est disposée dans l'une de la pluralité de rainures de fibre (32) et vient en contact avec la butée (36). Le procédé peut en outre comprendre le chargement, après l'étape d'insertion, de chacune de la pluralité de fibres optiques dans la pince à fibres (50). Le procédé peut en outre comprendre le serrage de la pluralité de fibres optiques (104) dans la pince à fibres.
PCT/US2019/046729 2018-08-23 2019-08-16 Procédés et ensembles d'épissage en masse de fibres optiques Ceased WO2020041101A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP22202816.9A EP4163686A1 (fr) 2018-08-23 2019-08-16 Procédés et ensembles d'épissure de masse de fibre optique
US17/265,748 US11614586B2 (en) 2018-08-23 2019-08-16 Optical fiber mass splice methods and assemblies
EP19762028.9A EP3841413B1 (fr) 2018-08-23 2019-08-16 Procédés et ensembles d'épissage en masse de fibres optiques
US17/986,071 US12078844B2 (en) 2018-08-23 2022-11-14 Optical fiber mass splice methods and assemblies

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201862721896P 2018-08-23 2018-08-23
US62/721,896 2018-08-23

Related Child Applications (2)

Application Number Title Priority Date Filing Date
US17/265,748 A-371-Of-International US11614586B2 (en) 2018-08-23 2019-08-16 Optical fiber mass splice methods and assemblies
US17/986,071 Continuation US12078844B2 (en) 2018-08-23 2022-11-14 Optical fiber mass splice methods and assemblies

Publications (1)

Publication Number Publication Date
WO2020041101A1 true WO2020041101A1 (fr) 2020-02-27

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PCT/US2019/046729 Ceased WO2020041101A1 (fr) 2018-08-23 2019-08-16 Procédés et ensembles d'épissage en masse de fibres optiques

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US (2) US11614586B2 (fr)
EP (2) EP3841413B1 (fr)
WO (1) WO2020041101A1 (fr)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114986074A (zh) * 2022-08-03 2022-09-02 山西省安装集团股份有限公司 一种锅炉管道用对口夹具
US12585077B2 (en) 2021-01-27 2026-03-24 Afl Telecommunications Llc Fiber optic housing and clip

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11614586B2 (en) * 2018-08-23 2023-03-28 Afl Telecommunications Llc Optical fiber mass splice methods and assemblies
EP4031913A4 (fr) * 2019-09-18 2023-10-18 Corning Research & Development Corporation Outils et procédés d'épissage de ruban

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US5813902A (en) * 1997-04-14 1998-09-29 Minnesota Mining And Manufacturing Company Optical fiber end-face preparation and connector assembly

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FR2445972A1 (fr) * 1979-01-03 1980-08-01 Lyonnaise Transmiss Optiques Dispositif de soudage de plusieurs fibres optiques bout a bout par nappes et procede de soudage a l'aide de ce dispositif
EP0216307A3 (fr) * 1985-09-26 1989-08-02 Siemens Aktiengesellschaft Dispositif mécanique pour le positionnement de deux extrémités de fibres optiques
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JPS62254108A (ja) * 1986-04-28 1987-11-05 Nippon Telegr & Teleph Corp <Ntt> 多対光フアイバテ−プの心線融着接続装置
JP2003329873A (ja) * 2001-12-27 2003-11-19 Fujikura Ltd 位置決め機構を備えた光ファイバ把持具、光ファイバアダプタ、及び光ファイバ加工装置
WO2012140991A1 (fr) * 2011-04-15 2012-10-18 Ｓｅｉオプティフロンティア株式会社 Support de fibre optique
WO2013145904A1 (fr) * 2012-03-29 2013-10-03 株式会社フジクラ Épisseur de fibre optique par fusion
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JPS61205904A (ja) * 1985-03-08 1986-09-12 Sumitomo Electric Ind Ltd 光フアイバ切断器
JPS63151905A (ja) * 1986-12-16 1988-06-24 Nippon Telegr & Teleph Corp <Ntt> 光フアイバ切断器
JPH07218753A (ja) * 1994-02-04 1995-08-18 Fujikura Ltd 光ファイバの融着接続方法と融着接続機
US5813902A (en) * 1997-04-14 1998-09-29 Minnesota Mining And Manufacturing Company Optical fiber end-face preparation and connector assembly

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US12585077B2 (en) 2021-01-27 2026-03-24 Afl Telecommunications Llc Fiber optic housing and clip
CN114986074A (zh) * 2022-08-03 2022-09-02 山西省安装集团股份有限公司 一种锅炉管道用对口夹具
CN114986074B (zh) * 2022-08-03 2022-10-21 山西省安装集团股份有限公司 一种锅炉管道用对口夹具

Also Published As

Publication number Publication date
EP3841413B1 (fr) 2022-11-23
US20210302655A1 (en) 2021-09-30
EP4163686A1 (fr) 2023-04-12
EP3841413A1 (fr) 2021-06-30
US12078844B2 (en) 2024-09-03
US20230076590A1 (en) 2023-03-09
US11614586B2 (en) 2023-03-28

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